Allium chiwui F. T. Wang & Tang

Bulb solitary or clustered, subcylindric, 0.7--1.3 cm in diam., attached to a horizontal, stout rhizome; tunic grayish black, sometimes tinged with purple, membranous, entire. Leaves linear, shorter than to subequaling scape, 2--5 mm wide, flat, smooth, apex obtuse. Scape 13--30 cm, terete, 2-angled, covered with leaf sheaths only at base. Spathe 2-valved, persistent. Umbel hemispheric, densely many flowered. Pedicels subequaling perianth, ebracteolate. Perianth white to yellow; outer segments ovate, boat-shaped, 4--6 × 2--2.5 mm; inner ones ovate-oblong, 4.5--7 × 2.2--2.9 mm. Filaments equal, equaling to slightly longer than perianth segments, connate at base and adnate to perianth segments; outer ones subulate; inner ones triangular. Ovary obovoid-globose, without concave nectaries at base. Style longer than ovary, exserted. Fl. Jul.

WC Hebei (Huailai Xian, Xiaowutai Shan).

* Slopes; 2100--2500 m.

Allium chiwui is a plant species endemic to the Chinese Province of Hebei. The plant grows on slopes at elevations of 2100–2500 m.

Allium chiwui produces bulbs up to 15 mm in diameter. Scapes are up to 30 cm tall. Leaves are linear, flat, shorter than the scape. Umbels are hemispheric, with many white or yellow flowers crowded together.